$actTypes = array_flip(\CRM_Activity_BAO_Activity::buildOptions('activity_type_id', 'validate'));
$typeId = $actTypes[$type];
$count = isset($idx[$typeId]) ? count($idx[$typeId]) : 0;
$actTypes = array_flip(\CRM_Activity_BAO_Activity::buildOptions('activity_type_id', 'validate'));
$typeId = $actTypes[$type];
$count = isset($idx[$typeId]) ? count($idx[$typeId]) : 0;